CN102665373B - Printed circuit board and manufacturing method thereof - Google Patents

Abstract

The invention discloses a printed circuit board card and a manufacturing method thereof. The printed circuit board card comprises a first single plate, an adapter buckle and a flexible card. The first single plate is electrically connected with the adapter buckle through the flexible card. When the flexible card is bent, the relative positions of the first single plate and the adapter buckle change. The adapter buckle is provided with an electrically connected port. According to the method, the single plate and the adapter buckle are electrically connected through the flexible card, the number of adapters can be reduced, the cost is reduced and the production efficiency is improved.

Description

A kind of printed circuit card, and manufacture method

Technical field

The present invention relates to communication electronics field, particularly a kind of printed circuit card, and manufacture method.

Background technology

In today of communication electronics develop rapidly, the demand of people to communication electronic equipment integrated level and flexibility is more and more higher.In traditional design, each business demand uses special process slot and interface slot usually, and carries out the intercommunication of signal between veneer and integrated by System Backplane, mother daughter board connector or cable etc.

In order to realize the expansion of printed circuit board (PCB) (Printed Circuit Board, PCB) card function, have following scheme: as shown in Figure 1, printed circuit card comprises: connector 101, switching buckle 102, veneer 103, System Backplane 104, subcard 105.Connector 101 for transferring between buckle 102 and veneer 103, transferring between buckle 102 and subcard 105, and is electrically connected between veneer 102 and System Backplane 104.Switching buckle 102 mainly plays the switching effect between subcard 105 and veneer 103.Switching buckle 102 can be parallel to veneer 103, also can perpendicular to veneer 103.Veneer 103, switching buckle 102 and subcard 105 also can adopt system own infrastructure to be fixed support in addition.

Inventor finds in the process realizing the embodiment of the present invention: the connector adopting above scheme to use is more, and cost is higher.In addition, because the more interface multi-part that brings of connector is many, cause the production link efficiency such as assembling, stock low.

Summary of the invention

Embodiments provide a kind of printed circuit card, and manufacture method, reduce the use of connector, improving production efficiency.

A kind of printed circuit card, comprising: the first veneer, switching buckle, also comprise: flexible card;

Described first veneer and described switching buckle blocks by described flexibility and are electrically connected, and the described flexible relative position blocked described in when being bent between the first veneer and described switching buckle changes thereupon;

Described switching buckle is provided with the interface of electrical connection.

A manufacture method for printed circuit card, comprising:

Make the first veneer, switching buckle, and flexible card;

Described switching buckle arranges the interface of electrical connection;

Described first veneer and described switching buckle are electrically connected by flexibility card, the relative position described in when described flexibility card is bent between the first veneer and described switching buckle changes thereupon.

As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages: the electrical connection adopting flexible card to realize veneer and transfer between buckle, can reduce the use of adapter, reduce cost, and improving production efficiency.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly introduced, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is prior art printed circuit board structural representation;

Fig. 2 is embodiment of the present invention printed circuit board planar structure schematic diagram;

Fig. 3 is the side-looking structural representation after the assembling of embodiment of the present invention Fig. 2 printed circuit board;

Fig. 4 is embodiment of the present invention printed circuit board planar structure schematic diagram;

Fig. 5 is the side-looking structural representation after the assembling of embodiment of the present invention Fig. 4 printed circuit board;

Fig. 6 is that embodiment of the present invention printed circuit board plane shows that structure is intended to;

Fig. 7 is the side-looking structural representation after the assembling of embodiment of the present invention Fig. 6 printed circuit board;

Fig. 8 is embodiment of the present invention printed circuit board card producing method method schematic flow sheet.

Embodiment

In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, and obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.

Embodiments provide a kind of printed circuit card, as shown in Fig. 2 ~ 7, wherein Fig. 2, Fig. 4, Fig. 6 are flexible card 203 initial conditions, and do not connect the schematic diagram of the second veneer 205 and connector, it should be noted that the second veneer 205 can be that independently veneer also can be the veneer of the subcard as the first veneer 201.Fig. 3, Fig. 5, Fig. 7 are respectively the end view after the printed circuit card assembling of middle Fig. 2, Fig. 4, Fig. 6.

The printed circuit card that the embodiment of the present invention provides, comprising: the first veneer 201, switching buckle 202, flexible card 203;

Above-mentioned first veneer 201 blocks 203 with switching buckle 202 by flexibility and is electrically connected, and relative position when flexible card 203 is bent between the first veneer 201 and switching buckle 202 changes thereupon;

Above-mentioned switching buckle 202 is provided with the interface of electrical connection.

The embodiment of the present invention, the electrical connection adopting flexible card to realize veneer and transfer between buckle, can reduce the use of adapter, reduce costs, and improving production efficiency.

Flexible card 203 is bent region, and its length, width and bent angle can be determined the embodiment of the present invention according to the demand of product and will not be limited.Switching buckle 202 is provided with the interface of electrical connection, and provided the condition that easily extensible connects the second veneer 205, whether the second veneer 205 is physically connected in this printed circuit card, and the embodiment of the present invention will not limit.If the second veneer 205 repeatedly, then above-mentioned printed circuit card, also comprises: the first connector 204, second veneer 205; Above-mentioned switching buckle 202 and the second veneer 205 are electrically connected by above-mentioned first connector 204.

Alternatively, above-mentioned flexibility card 203 is the flexibility card 203 of flexible printed circuit board material; Or above-mentioned flexibility card 203 is by the thin flexibility card 203 obtained of printed circuit board (PCB) milling.

Above-mentioned first veneer 201 and switching buckle 202, except blocking 203 by flexibility and being electrically connected, can also be fixedly connected with further by the portion of removably connecting.

Alternatively, above-mentioned first veneer 201 is positioned at same plane with switching buckle 202, and the above-mentioned portion of removably connecting is: with the printed circuit board (PCB) in cooking oil coupon hole.

PCB adds man-hour, makes it to have certain flexibility, form bent flexibility card 203 in the method needing bending position by the thin or embedded flexible PCB of PCB local milling.Flexibility block 203 peripheries carry out PCB fluting (Fig. 2, Fig. 4, Fig. 6 white portion) and add fixing with stamp hole connect.This part makes and can complete in PCB suppliers.After veneer machines, remove stamp hole and connect, will bending part be needed to be undertaken bending and fixing by product requirement, this part can complete at the place of product vendor of printed circuit card.

Alternatively, as shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, after above-mentioned flexibility card 203 is bent, above-mentioned switching buckle 202 is vertical with above-mentioned first veneer 201; Or shown in Fig. 2, Fig. 3, after above-mentioned flexibility card 203 is bent, above-mentioned switching buckle 202 is parallel with above-mentioned first veneer 201.In fact the angle be bent due to flexibility card 203 can have a lot, be not limited to make switching buckle 202 vertical or parallel with above-mentioned first veneer 201, above-mentioned two kinds can be better compatible with current printed circuit board form, switching buckle 202 can be determined on demand with the angle of above-mentioned first veneer 201, and the embodiment of the present invention is not construed as limiting this.

Flexible card 203 can be positioned at PCB zone line, does not affect veneer and is connected with the normal of System Backplane 206, the connection of subcard 203 and the first veneer 201 by with bend after the switching buckle 202 that is connected of flexibility card 203 on the first connector 204 dock.The part playing transfer effect after installing can be perpendicular or parallel in former veneer surface.

Alternatively, above-mentioned switching buckle 202 can use as System Backplane as shown in Figure 6, Figure 7; Also as shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, independently System Backplane can be adopted, according to independently System Backplane, then above-mentioned printed circuit card, also comprise: System Backplane 206, second connector 207; Above-mentioned first veneer 201 is also provided with the interface be electrically connected with above-mentioned second connector 207; And above-mentioned flexibility card 203 be bent after, above-mentioned switching buckle 202 or above-mentioned first veneer 201 arrange interface, the outside of the printed circuit card after bending; Said system backboard 206 is electrically connected with above-mentioned first veneer 201 by above-mentioned second connector 207.

If adopt switching buckle 202 to use as System Backplane, so as shown in Figure 6, Figure 7, so flexible card 203 is positioned at pcb board edge regions, and after bending, vertical part can use as System Backplane, is electrically connected by connector with subcard or another veneer.As shown in Fig. 2, Fig. 3, Fig. 6, Fig. 7, there is independently System Backplane 206, certain angle that bends PCB plays the switching effect that the second veneer 205 is connected with the first veneer 201, save device and the material of the corresponding connectors of switching buckle 202, and improve the working (machining) efficiency of product, reduce the Product processing cycle.Without in the embodiment of independently System Backplane 206, after PCB bending, switching buckle 202 uses as System Backplane 206, saves related device and the material of System Backplane 206.

In the scheme that the embodiment of the present invention provides, the electrical connection of the second veneer 205 and the first veneer 201 adopts the first connector 204 to match to realize, the plug of the second veneer 205 on the first veneer 201 can realize because of the demand of product changing at OIR, has ensured the flexibility that product function is expanded.

The scheme of the embodiment of the present invention can realize in original system architecture, and do not need optimizing product framework, front and back compatibility is good.Embodiment of the present invention scheme can not expand machine frame depth size on existing platform base, and optimization system backboard does not realize the syndeton of subcard and veneer; Also as System Backplane after can bending further by PCB local, the connection of the first veneer 201 and the second veneer 205 is realized.

The embodiment of the present invention additionally provides a kind of manufacture method of printed circuit card, and as shown in Figure 8, and see also Fig. 2 ~ 7, method comprises:

801: make the first veneer 201, switching buckle 202, and flexible card 203; Above-mentioned switching buckle 202 arranges the interface of electrical connection;

Alternatively, above-mentioned first veneer 201 is electrically connected by printed circuit board with above-mentioned switching buckle 202, above-mentioned making flexibility card 203 comprises: carry out milling to above-mentioned first veneer 201 and the printed circuit board of above-mentioned switching buckle 202 connecting portion thin, obtain flexible card 203.

Above-mentioned first veneer 201 is positioned at the plane at above-mentioned printed circuit board (PCB) place with switching buckle 202, and above-mentioned making first veneer 201, switching buckle 202 comprise: a printed circuit board be divided into the first veneer 201 and switching buckle 202 and when segmentation, above-mentioned first veneer 201 be fixedly connected with by the portion of removably connecting with above-mentioned switching buckle 202.

Further, if split time make the first veneer 201 with switching buckle 202 be fixedly connected with by the portion of removably connecting, so also comprise: the first veneer 201 with transfer buckle 202 be fixedly connected with part, making cooking oil coupon hole.

802: be electrically connected with above-mentioned switching buckle 202 by above-mentioned first veneer 201 by flexibility card 203, relative position during 203 bending of above-mentioned flexibility card between above-mentioned first veneer 201 and switching buckle 202 changes thereupon.

Above by flexibility card 203 above-mentioned first veneer 201 be electrically connected with switching buckle 202 and comprise: the two ends of the flexibility card 203 of flexible printed circuit board material are embedded in respectively the first veneer 201 and buckle 202 of transfer, above-mentioned first veneer 201 and buckle 202 of transferring are electrically connected.

Further, if desired connect the second veneer or subcard 205, then said method also comprises: make the first connector 204, second veneer 205; By above-mentioned first connector 204, above-mentioned switching buckle 202 is electrically connected with above-mentioned second veneer 205.

If desired use independently System Backplane 206, then said method also comprises: manufacturing system backboard 206, second connector 207; Above-mentioned first veneer 201 arranges the interface of electrical connection; And above-mentioned flexibility card 203 be bent after, above-mentioned switching buckle 202 or above-mentioned first veneer 201 arrange interface, the outside of the printed circuit card after bending; By above-mentioned second connector 207, said system backboard 206 and above-mentioned first veneer 201 are electrically connected.

The scheme of the embodiment of the present invention can realize in original system architecture, and do not need optimizing product framework, front and back compatibility is good.Embodiment of the present invention scheme can not expand machine frame depth size on existing platform base, and optimization system backboard does not realize the syndeton of subcard and veneer; Also as System Backplane after can bending further by PCB local, the connection of the first veneer 201 and the second veneer 205 is realized.

These are only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the embodiment of the present invention discloses, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.

Claims (11)

1. a printed circuit card, comprising: the first veneer, switching buckle, is characterized in that, also comprise: flexible card, the first connector, the second veneer;

Described first veneer and described switching buckle blocks by described flexibility and are electrically connected, and the described flexible relative position blocked described in when being bent between the first veneer and described switching buckle changes thereupon; Described first veneer is positioned at same plane with switching buckle; First veneer belongs to a printed circuit board with switching buckle;

Described switching buckle is provided with the interface of electrical connection;

Described switching buckle and the second veneer are electrically connected by described first connector.

2. printed circuit card according to claim 1, is characterized in that,

Described flexibility card is the flexibility card of flexible printed circuit board material; Or described flexibility card is by the thin flexibility card obtained of printed circuit board (PCB) milling.

3. printed circuit card according to claim 1, is characterized in that,

Described first veneer is also fixedly connected with by the portion of removably connecting with described switching buckle.

4. printed circuit card according to claim 3, is characterized in that, described in the portion of removably connecting be: with the printed circuit board (PCB) of stamp hole.

5. printed circuit card according to Claims 1-4 any one, is characterized in that,

After described flexibility card is bent, described switching buckle and described first single board vertical; Or, after described flexibility card is bent, described switching buckle and described first single board parallel.

6. printed circuit card according to Claims 1-4 any one, is characterized in that, also comprise: System Backplane, the second connector;

Described first veneer is also provided with the interface be electrically connected with described second connector; And described flexibility card be bent after, described switching buckle or described first veneer arrange interface, the outside of the printed circuit card after bending;

Described System Backplane is electrically connected by described second connector and described first veneer.

7. a manufacture method for printed circuit card, is characterized in that, comprising:

Make the first veneer, the first connector, the second veneer, switching buckle, and flexible card;

Described first veneer is positioned at the plane at described printed circuit board (PCB) place with switching buckle, and described making first veneer, switching buckle comprise: a printed circuit board be divided into the first veneer and switching buckle and when segmentation, described first veneer be fixedly connected with by the portion of removably connecting with described switching buckle;

Described switching buckle arranges the interface of electrical connection;

Described first veneer and described switching buckle are electrically connected by flexibility card, the relative position described in when described flexibility card is bent between the first veneer and described switching buckle changes thereupon;

By described first connector, described switching buckle and described second veneer are electrically connected.

8. method according to claim 7, it is characterized in that, described first veneer and described switching buckle are electrically connected by printed circuit board, and described making flexibility card comprises:

Milling is carried out to the printed circuit board of described first veneer and described switching buckle connecting portion thin, obtain flexible card.

9. method according to claim 7, is characterized in that, described described first veneer and described switching buckle electrical connections by flexible card is comprised:

The two ends of the flexibility card of flexible printed circuit board material are embedded in respectively described first veneer and described switching buckle, described first veneer and described switching buckle are electrically connected.

10. method according to claim 7, is characterized in that, also comprise:

The first veneer with switching buckle be fixedly connected with part, make stamp hole.

11. according to claim 7 to 10 any one method, it is characterized in that, also comprise:

Manufacturing system backboard, the second connector; Described first veneer arranges the interface be electrically connected with described second connector; And described flexibility card be bent after, described switching buckle or described first veneer arrange interface, the outside of the printed circuit card after bending;

By described second connector, described System Backplane and described first veneer are electrically connected.